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Symmetry Lab › C2v › Pyrrole

C₄H₅N Pyrrole

Planar five-membered ring · point group C2v · order 4

Open C₄H₅N in 3D →

Point group
C2v — A C2 rotation axis and 2 vertical mirror planes that contain it.
Order
4
Operations
E, C₂, σᵥ(xz), σᵥ′(yz)
Shape
Planar five-membered ring
Atoms
10 (N, C × 4, H × 5)

Symmetry elements of C₄H₅N

  • C₂ — in the plane, through the N atom
  • σᵥ (xz) — the plane of the molecule
  • σᵥ′ (yz) — perpendicular to the molecule, through N

Structure

  • C–N 1.37 Å, N–H 1.01 Å
  • Planar
  • The N lone pair is part of the 6-π aromatic system
Pyrrole (C4H5N) — C2v symmetry elements
Pyrrole: symmetry elements of the C2v point group

Other C2v molecules

ClO₂Chlorine dioxideClO₂⁻Chlorite ionH₂SHydrogen sulfideNO₂⁻Nitrite ionNO₂Nitrogen dioxideOF₂Oxygen difluorideO₃OzoneSF₂Sulfur difluorideSO₂Sulfur dioxideH₂OWaterXeO₂Xenon dioxide (as an isolated molecule)BrF₃Bromine trifluoride

Open in the 3D lab →  ·  All C2v molecules  ·  All point groups